1//画五排五个正方形示例代码
2#include "CTurtle.hpp"
3#include <bits/stdc++.h>
4using namespace std;
5using namespace cturtle;
6
7int main() {
8    // 创建一个画布屏幕
9    TurtleScreen scr;
10    // 创建一个画图图标
11    Turtle turtle(scr);
12
13    int bianshu = 4;
14    int bianchang = 20;
15    double jiaodu = 360.0 / bianshu;
16
17    for (int i = 0; i < 5; ++i) {
18            for (int j = 0; j < 5; ++j) {
19                    for (int k = 0; k < bianshu; ++k) {
20                            turtle.forward(bianchang);
21                            turtle.right(jiaodu);
22                    }
23                    turtle.forward(bianchang);
24            }
25            turtle.right(jiaodu);
26            turtle.forward(bianchang);
27            turtle.right(jiaodu);
28            turtle.forward(bianchang * 5);
29            turtle.right(jiaodu * 2);
30    }
31
32    // 暂停程序
33    system("pause");
34    // 程序结束
35    return 0;
36}

1#include <bits/stdc++.h>
2using namespace std;
3
4int main() {
5        int n;
6        cin >> n;
7        int sum = 0;
8        for (int i = 1; i <= n; ++i) {
9                for (int j = 1; j <= i; ++j) {
10                        sum += j;
11                }
12        }
13        cout << sum << endl;
14        return 0;
15}

1#include <bits/stdc++.h>
2using namespace std;
3
4int main() {
5        int a, b;
6        cin >> a >> b;
7        int count = 0;
8        for (int i = a; i <= b; ++i) {
9                bool flag = true;
10                for (int j = 2; j * j <= i; ++j) {
11                        if (i % j == 0) {
12                                flag = false;
13                                break;
14                        }
15                }
16                if (flag) {
17                        ++count;
18                }
19        }
20        cout << count << endl;
21    return 0;
22}

1#include <bits/stdc++.h>
2using namespace std;
3
4int main() {
5        int n;
6        cin >> n;
7        int count = 0;
8        for (int i = 1; i <= n; ++i) {
9                for (int j = 1; j <= i; ++j) {
10                        cout << char(count + 'A');
11                        count = (count + 1) % 26;
12                }
13                cout << endl;
14        }
15    return 0;
16}

1#include <bits/stdc++.h>
2using namespace std;
3
4int main() {
5        int n;
6        cin >> n;
7        for (int i = 1; i <= n; ++i) {
8                int number;
9                cin >> number;
10                int number0 = number;
11                int count = 0;
12                while (number) {
13                        ++count;
14                        number /= 10;
15                }
16                number = number0;
17                int sum = 0;
18                for (int j = 1; j <= count; ++j) {
19                        int now = number % 10;
20                        number /= 10;
21                        int result = 1;
22                        for (int k = 1; k <= count; ++k) {
23                                result *= now;
24                        }
25                        sum += result;
26                }
27                if (sum == number0) {
28                        cout << "T" << endl;
29                } else {
30                        cout << "F" << endl;
31                }
32        }
33        return 0;
34}

1//打印九九乘法表
2#include <iostream>
3using namespace std;
4
5int main() {
6    for (int i = 1; i <= 9; i++) {
7        for (int j = 1; j <= 9; j++) {
8            cout << i << " * " << j << " = " << i * j << "\t";
9        }
10        cout << std::endl;
11    }
12
13    return 0;
14}

1for (int i = 0; i < 10; i++) {
2    for (int j = 0; j < 5; j++) {
3        if (j == 3) {
4            break; // 提前终止内层循环
5        }
6        if (i == 2) {
7            continue; // 跳过当前循环迭代
8        }
9        std::cout << i << ", " << j << std::endl;
10    }
11}